r/org.eclipse.statet.r.ui/src/org/eclipse/statet/internal/r/ui/wizards/RPkgProjectWizardPage.java - statet/org.eclipse.statet-r - Git at Google

 /*=============================================================================#
  # Copyright (c) 2011, 2019 Stephan Wahlbrink and others.
  #
  # This program and the accompanying materials are made available under the
  # terms of the Eclipse Public License 2.0 which is available at
  # https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
  # which is available at https://www.apache.org/licenses/LICENSE-2.0.
  #
  # SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
  #
  # Contributors:
  #     Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
  #=============================================================================*/

 package org.eclipse.statet.internal.r.ui.wizards;

 import org.eclipse.core.databinding.Binding;
 import org.eclipse.core.databinding.DataBindingContext;
 import org.eclipse.core.databinding.UpdateValueStrategy;
 import org.eclipse.core.databinding.observable.Realm;
 import org.eclipse.core.databinding.observable.value.IObservableValue;
 import org.eclipse.core.databinding.observable.value.ValueChangeEvent;
 import org.eclipse.core.databinding.observable.value.WritableValue;
 import org.eclipse.core.resources.IProject;
 import org.eclipse.core.resources.IResource;
 import org.eclipse.core.runtime.IPath;
 import org.eclipse.core.runtime.Path;
 import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
 import org.eclipse.jface.databinding.wizard.WizardPageSupport;
 import org.eclipse.jface.dialogs.Dialog;
 import org.eclipse.jface.dialogs.IDialogSettings;
 import org.eclipse.jface.resource.JFaceResources;
 import org.eclipse.jface.wizard.WizardPage;
 import org.eclipse.swt.SWT;
 import org.eclipse.swt.layout.GridData;
 import org.eclipse.swt.widgets.Combo;
 import org.eclipse.swt.widgets.Composite;
 import org.eclipse.swt.widgets.Group;
 import org.eclipse.swt.widgets.Label;
 import org.eclipse.swt.widgets.Text;

 import org.eclipse.statet.ecommons.databinding.core.util.DirtyTracker;
 import org.eclipse.statet.ecommons.resources.core.util.RelativePathValidator;
 import org.eclipse.statet.ecommons.resources.core.util.StringToPathConverter;
 import org.eclipse.statet.ecommons.ui.dialogs.DialogUtils;
 import org.eclipse.statet.ecommons.ui.util.LayoutUtils;

 import org.eclipse.statet.ltk.core.util.UserInfo;
 import org.eclipse.statet.r.core.rlang.RPkgNameValidator;


 public class RPkgProjectWizardPage extends WizardPage {


 	private static final String AUTHOR_HISTORY= "RPkgAuthor.history";
 	private static final String MAINTAINER_HISTORY= "RPkgMaintainer.history";


 	private final NewRProjectWizardPage projectPage;

 	private Text pkgFolderControl;

 	private Text pkgNameControl;
 	private Combo pkgAuthorControl;
 	private Combo pkgMaintainerControl;

 	private DataBindingContext dbc;

 	private IObservableValue<IPath> pkgFolderValue;
 	private RelativePathValidator pkgFolderValidator;

 	private IObservableValue<String> pkgNameValue;
 	private IObservableValue<String> pkgAuthorValue;
 	private IObservableValue<String> pkgMaintainerValue;

 	private boolean wasVisible;
 	private DirtyTracker pkgUserChanged;


 	public RPkgProjectWizardPage(final NewRProjectWizardPage projectPage) {
 		super("RPkgWizardPage"); //$NON-NLS-1$

 		setTitle(Messages.RPkgWizardPage_title);
 		setDescription(Messages.RPkgWizardPage_description);

 		this.projectPage= projectPage;
 	}


 	@Override
 	public void createControl(final Composite parent) {
 		final Realm realm= Realm.getDefault();
 		this.pkgFolderValue= new WritableValue<>(realm, Path.EMPTY, IPath.class);
 		this.pkgNameValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$
 		this.pkgAuthorValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$
 		this.pkgMaintainerValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$

 		initializeDialogUnits(parent);

 		final Composite composite= new Composite(parent, SWT.NONE);
 		composite.setLayout(LayoutUtils.newContentGrid());

 		{	final Composite group= createRPkgGroup(composite);
 			group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 		}
 		{	final Composite group= createFolderGroup(composite);
 			group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
 		}

 		Dialog.applyDialogFont(composite);
 		setControl(composite);

 		this.dbc= new DataBindingContext(realm);
 		addBindings(this.dbc, realm);
 		this.projectPage.getProjectValue().addValueChangeListener(this::onProjectChanged);
 		WizardPageSupport.create(this, this.dbc);

 		loadSettings();
 	}

 	protected Composite createFolderGroup(final Composite parent) {
 		final Composite composite= new Composite(parent, SWT.NONE);
 		composite.setLayout(LayoutUtils.newGroupGrid(2));

 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText("Package root folder inside project (optional): ");
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			this.pkgFolderControl= new Text(composite, SWT.SINGLE | SWT.BORDER);
 			this.pkgFolderControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		}
 		return composite;
 	}

 	protected Composite createRPkgGroup(final Composite parent) {
 		final Group composite= new Group(parent, SWT.NONE);
 		composite.setLayout(LayoutUtils.newGroupGrid(2));
 		composite.setText("R Package");

 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText("Package &name:");
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			this.pkgNameControl= new Text(composite, SWT.LEFT | SWT.SINGLE | SWT.BORDER);
 			this.pkgNameControl.setFont(JFaceResources.getTextFont());
 			this.pkgNameControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		}
 		LayoutUtils.addSmallFiller(composite, false);
 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText("&Author(s):");
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			this.pkgAuthorControl= new Combo(composite, SWT.DROP_DOWN | SWT.BORDER);
 			this.pkgAuthorControl.setFont(JFaceResources.getTextFont());
 			this.pkgAuthorControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		}
 		{	final Label label= new Label(composite, SWT.NONE);
 			label.setText("&Maintainer:");
 			label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

 			this.pkgMaintainerControl= new Combo(composite, SWT.DROP_DOWN | SWT.BORDER);
 			this.pkgMaintainerControl.setFont(JFaceResources.getTextFont());
 			this.pkgMaintainerControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
 		}

 		return composite;
 	}

 	protected void addBindings(final DataBindingContext dbc, final Realm realm) {
 		this.pkgUserChanged= new DirtyTracker();

 		final Binding binding= dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.pkgNameControl),
 				this.pkgNameValue,
 				new UpdateValueStrategy<String, String>()
 						.setAfterGetValidator(new RPkgNameValidator()),
 				null );
 		this.pkgUserChanged.add(binding);
 		dbc.bindValue(
 				WidgetProperties.text()
 						.observe(this.pkgAuthorControl),
 				this.pkgAuthorValue );
 		dbc.bindValue(
 				WidgetProperties.text()
 						.observe(this.pkgMaintainerControl),
 				this.pkgMaintainerValue );

 		this.pkgFolderValidator= new RelativePathValidator(IResource.FOLDER,
 				null, "package root folder" );
 		dbc.bindValue(
 				WidgetProperties.text(SWT.Modify)
 						.observe(this.pkgFolderControl),
 				this.pkgFolderValue,
 				new UpdateValueStrategy<String, IPath>()
 						.setAfterGetValidator(this.pkgFolderValidator)
 						.setConverter(new StringToPathConverter()),
 				null );
 	}

 	private void onProjectChanged(final ValueChangeEvent<? extends IProject> event) {
 		final boolean pkgUserDirty= this.pkgUserChanged.isDirty();

 		final IProject project= event.diff.getNewValue();

 		this.pkgFolderValidator.setBaseContainer(project);
 		if (!pkgUserDirty) {
 			this.pkgNameControl.setText(project.getName());
 		}

 		this.dbc.updateModels();

 		if (!pkgUserDirty) {
 			this.pkgUserChanged.resetDirty();
 		}
 	}

 	@Override
 	public void setVisible(final boolean visible) {
 		super.setVisible(visible);
 		if (visible) {
 			final boolean firstTime= !this.wasVisible;
 			this.wasVisible= true;

 			if (firstTime) {
 				setMessage(null);
 				setErrorMessage(null);
 			}
 		}
 	}

 	protected void loadSettings() {
 		final UserInfo authorInfo= UserInfo.getAuthorInfo();
 		final IDialogSettings dialogSettings= getDialogSettings();
 		initCombo(this.pkgAuthorControl, this.pkgAuthorValue,
 				dialogSettings.getArray(AUTHOR_HISTORY),
 				authorInfo.getName(), authorInfo.getSource() );
 		initCombo(this.pkgMaintainerControl, this.pkgMaintainerValue,
 				dialogSettings.getArray(MAINTAINER_HISTORY),
 				authorInfo.getName() + " <" + authorInfo.getEmail() + ">", authorInfo.getSource() ); //$NON-NLS-1$ //$NON-NLS-2$
 	}

 	private void initCombo(final Combo combo, final IObservableValue<String> value,
 			String[] history, final String infoText, final int infoSource) {
 		history= DialogUtils.noNull(history);
 		String text= ""; //$NON-NLS-1$
 		if (history.length > 0) {
 			text= history[0];
 		}
 		if (infoSource <= 2) {
 			history= DialogUtils.combineHistoryItems(history, infoText);
 		}
 		if (text.isEmpty()) {
 			text= infoText;
 		}
 		combo.setItems(history);
 		value.setValue(text);
 	}

 	protected void saveSettings() {
 		final IDialogSettings dialogSettings= getDialogSettings();
 		DialogUtils.saveHistorySettings(dialogSettings, AUTHOR_HISTORY, getPkgAuthor());
 		DialogUtils.saveHistorySettings(dialogSettings, MAINTAINER_HISTORY, getPkgMaintainer());
 	}


 	public String getPkgName() {
 		return this.pkgNameValue.getValue();
 	}

 	public IPath getPkgFolderPath() {
 		return this.pkgFolderValue.getValue();
 	}

 	public String getPkgAuthor() {
 		return this.pkgAuthorValue.getValue();
 	}

 	public String getPkgMaintainer() {
 		return this.pkgMaintainerValue.getValue();
 	}

 }
	/*=============================================================================#
	# Copyright (c) 2011, 2019 Stephan Wahlbrink and others.
	#
	# This program and the accompanying materials are made available under the
	# terms of the Eclipse Public License 2.0 which is available at
	# https://www.eclipse.org/legal/epl-2.0, or the Apache License, Version 2.0
	# which is available at https://www.apache.org/licenses/LICENSE-2.0.
	#
	# SPDX-License-Identifier: EPL-2.0 OR Apache-2.0
	#
	# Contributors:
	# Stephan Wahlbrink <sw@wahlbrink.eu> - initial API and implementation
	#=============================================================================*/

	package org.eclipse.statet.internal.r.ui.wizards;

	import org.eclipse.core.databinding.Binding;
	import org.eclipse.core.databinding.DataBindingContext;
	import org.eclipse.core.databinding.UpdateValueStrategy;
	import org.eclipse.core.databinding.observable.Realm;
	import org.eclipse.core.databinding.observable.value.IObservableValue;
	import org.eclipse.core.databinding.observable.value.ValueChangeEvent;
	import org.eclipse.core.databinding.observable.value.WritableValue;
	import org.eclipse.core.resources.IProject;
	import org.eclipse.core.resources.IResource;
	import org.eclipse.core.runtime.IPath;
	import org.eclipse.core.runtime.Path;
	import org.eclipse.jface.databinding.swt.typed.WidgetProperties;
	import org.eclipse.jface.databinding.wizard.WizardPageSupport;
	import org.eclipse.jface.dialogs.Dialog;
	import org.eclipse.jface.dialogs.IDialogSettings;
	import org.eclipse.jface.resource.JFaceResources;
	import org.eclipse.jface.wizard.WizardPage;
	import org.eclipse.swt.SWT;
	import org.eclipse.swt.layout.GridData;
	import org.eclipse.swt.widgets.Combo;
	import org.eclipse.swt.widgets.Composite;
	import org.eclipse.swt.widgets.Group;
	import org.eclipse.swt.widgets.Label;
	import org.eclipse.swt.widgets.Text;

	import org.eclipse.statet.ecommons.databinding.core.util.DirtyTracker;
	import org.eclipse.statet.ecommons.resources.core.util.RelativePathValidator;
	import org.eclipse.statet.ecommons.resources.core.util.StringToPathConverter;
	import org.eclipse.statet.ecommons.ui.dialogs.DialogUtils;
	import org.eclipse.statet.ecommons.ui.util.LayoutUtils;

	import org.eclipse.statet.ltk.core.util.UserInfo;
	import org.eclipse.statet.r.core.rlang.RPkgNameValidator;


	public class RPkgProjectWizardPage extends WizardPage {


	private static final String AUTHOR_HISTORY= "RPkgAuthor.history";
	private static final String MAINTAINER_HISTORY= "RPkgMaintainer.history";


	private final NewRProjectWizardPage projectPage;

	private Text pkgFolderControl;

	private Text pkgNameControl;
	private Combo pkgAuthorControl;
	private Combo pkgMaintainerControl;

	private DataBindingContext dbc;

	private IObservableValue<IPath> pkgFolderValue;
	private RelativePathValidator pkgFolderValidator;

	private IObservableValue<String> pkgNameValue;
	private IObservableValue<String> pkgAuthorValue;
	private IObservableValue<String> pkgMaintainerValue;

	private boolean wasVisible;
	private DirtyTracker pkgUserChanged;


	public RPkgProjectWizardPage(final NewRProjectWizardPage projectPage) {
	super("RPkgWizardPage"); //$NON-NLS-1$

	setTitle(Messages.RPkgWizardPage_title);
	setDescription(Messages.RPkgWizardPage_description);

	this.projectPage= projectPage;
	}


	@Override
	public void createControl(final Composite parent) {
	final Realm realm= Realm.getDefault();
	this.pkgFolderValue= new WritableValue<>(realm, Path.EMPTY, IPath.class);
	this.pkgNameValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$
	this.pkgAuthorValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$
	this.pkgMaintainerValue= new WritableValue<>(realm, "", String.class); //$NON-NLS-1$

	initializeDialogUnits(parent);

	final Composite composite= new Composite(parent, SWT.NONE);
	composite.setLayout(LayoutUtils.newContentGrid());

	{ final Composite group= createRPkgGroup(composite);
	group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
	}
	{ final Composite group= createFolderGroup(composite);
	group.setLayoutData(new GridData(SWT.FILL, SWT.FILL, true, false));
	}

	Dialog.applyDialogFont(composite);
	setControl(composite);

	this.dbc= new DataBindingContext(realm);
	addBindings(this.dbc, realm);
	this.projectPage.getProjectValue().addValueChangeListener(this::onProjectChanged);
	WizardPageSupport.create(this, this.dbc);

	loadSettings();
	}

	protected Composite createFolderGroup(final Composite parent) {
	final Composite composite= new Composite(parent, SWT.NONE);
	composite.setLayout(LayoutUtils.newGroupGrid(2));

	{ final Label label= new Label(composite, SWT.NONE);
	label.setText("Package root folder inside project (optional): ");
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	this.pkgFolderControl= new Text(composite, SWT.SINGLE \| SWT.BORDER);
	this.pkgFolderControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	}
	return composite;
	}

	protected Composite createRPkgGroup(final Composite parent) {
	final Group composite= new Group(parent, SWT.NONE);
	composite.setLayout(LayoutUtils.newGroupGrid(2));
	composite.setText("R Package");

	{ final Label label= new Label(composite, SWT.NONE);
	label.setText("Package &name:");
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	this.pkgNameControl= new Text(composite, SWT.LEFT \| SWT.SINGLE \| SWT.BORDER);
	this.pkgNameControl.setFont(JFaceResources.getTextFont());
	this.pkgNameControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	}
	LayoutUtils.addSmallFiller(composite, false);
	{ final Label label= new Label(composite, SWT.NONE);
	label.setText("&Author(s):");
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	this.pkgAuthorControl= new Combo(composite, SWT.DROP_DOWN \| SWT.BORDER);
	this.pkgAuthorControl.setFont(JFaceResources.getTextFont());
	this.pkgAuthorControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	}
	{ final Label label= new Label(composite, SWT.NONE);
	label.setText("&Maintainer:");
	label.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, false, false));

	this.pkgMaintainerControl= new Combo(composite, SWT.DROP_DOWN \| SWT.BORDER);
	this.pkgMaintainerControl.setFont(JFaceResources.getTextFont());
	this.pkgMaintainerControl.setLayoutData(new GridData(SWT.FILL, SWT.CENTER, true, false));
	}

	return composite;
	}

	protected void addBindings(final DataBindingContext dbc, final Realm realm) {
	this.pkgUserChanged= new DirtyTracker();

	final Binding binding= dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.pkgNameControl),
	this.pkgNameValue,
	new UpdateValueStrategy<String, String>()
	.setAfterGetValidator(new RPkgNameValidator()),
	null );
	this.pkgUserChanged.add(binding);
	dbc.bindValue(
	WidgetProperties.text()
	.observe(this.pkgAuthorControl),
	this.pkgAuthorValue );
	dbc.bindValue(
	WidgetProperties.text()
	.observe(this.pkgMaintainerControl),
	this.pkgMaintainerValue );

	this.pkgFolderValidator= new RelativePathValidator(IResource.FOLDER,
	null, "package root folder" );
	dbc.bindValue(
	WidgetProperties.text(SWT.Modify)
	.observe(this.pkgFolderControl),
	this.pkgFolderValue,
	new UpdateValueStrategy<String, IPath>()
	.setAfterGetValidator(this.pkgFolderValidator)
	.setConverter(new StringToPathConverter()),
	null );
	}

	private void onProjectChanged(final ValueChangeEvent<? extends IProject> event) {
	final boolean pkgUserDirty= this.pkgUserChanged.isDirty();

	final IProject project= event.diff.getNewValue();

	this.pkgFolderValidator.setBaseContainer(project);
	if (!pkgUserDirty) {
	this.pkgNameControl.setText(project.getName());
	}

	this.dbc.updateModels();

	if (!pkgUserDirty) {
	this.pkgUserChanged.resetDirty();
	}
	}

	@Override
	public void setVisible(final boolean visible) {
	super.setVisible(visible);
	if (visible) {
	final boolean firstTime= !this.wasVisible;
	this.wasVisible= true;

	if (firstTime) {
	setMessage(null);
	setErrorMessage(null);
	}
	}
	}

	protected void loadSettings() {
	final UserInfo authorInfo= UserInfo.getAuthorInfo();
	final IDialogSettings dialogSettings= getDialogSettings();
	initCombo(this.pkgAuthorControl, this.pkgAuthorValue,
	dialogSettings.getArray(AUTHOR_HISTORY),
	authorInfo.getName(), authorInfo.getSource() );
	initCombo(this.pkgMaintainerControl, this.pkgMaintainerValue,
	dialogSettings.getArray(MAINTAINER_HISTORY),
	authorInfo.getName() + " <" + authorInfo.getEmail() + ">", authorInfo.getSource() ); //$NON-NLS-1$ //$NON-NLS-2$
	}

	private void initCombo(final Combo combo, final IObservableValue<String> value,
	String[] history, final String infoText, final int infoSource) {
	history= DialogUtils.noNull(history);
	String text= ""; //$NON-NLS-1$
	if (history.length > 0) {
	text= history[0];
	}
	if (infoSource <= 2) {
	history= DialogUtils.combineHistoryItems(history, infoText);
	}
	if (text.isEmpty()) {
	text= infoText;
	}
	combo.setItems(history);
	value.setValue(text);
	}

	protected void saveSettings() {
	final IDialogSettings dialogSettings= getDialogSettings();
	DialogUtils.saveHistorySettings(dialogSettings, AUTHOR_HISTORY, getPkgAuthor());
	DialogUtils.saveHistorySettings(dialogSettings, MAINTAINER_HISTORY, getPkgMaintainer());
	}


	public String getPkgName() {
	return this.pkgNameValue.getValue();
	}

	public IPath getPkgFolderPath() {
	return this.pkgFolderValue.getValue();
	}

	public String getPkgAuthor() {
	return this.pkgAuthorValue.getValue();
	}

	public String getPkgMaintainer() {
	return this.pkgMaintainerValue.getValue();
	}

	}